广域测量系统(WAMS)-system architecture One pulse 公 GPS per second Second Of receiver Century Analog Counter Inputs Phase-locked oscillator Modem Anti-aliasing Phasor A/D conv. filters micro- processor 电力拿镜广城洲量写控制四川省重点实验蜜 家电电力系统广域测量与控制四川省重点实验室 广域测量系统（WAMS）-system architecture